Extension Marketplace & Ecosystem
Discover, install, and share workflow packs, skills, and integrations
Overview
The Extension Marketplace is a growing catalog of community-contributed workflow packs, agent skills, and integrations. Expand your vault’s capabilities by discovering and installing pre-built extensions, or share your own creations with the community.

What Are Extensions?
Extensions enhance Vault Copilot’s capabilities in specific domains:
Agents
Specialized AI personas for specific workflows:
- Meeting Notes Agent: Structured meeting documentation
- Daily Journal Agent: Automated daily notes with prompts
- Weekly Review Agent: Structured weekly reflections
- Research Assistant: Literature review and citation management
Voice Agents
Specialized agents optimized for voice interactions:
- Voice Journal Agent: Capture thoughts via voice
- Task Dictation Agent: Create tasks by speaking
- Meeting Transcriber: Real-time meeting transcription
Prompts
Reusable prompt templates:
- Task Management Prompts: GTD and task workflow helpers
- Content Templates: Blog posts, social media, newsletters
- Analysis Prompts: Data analysis and reporting
- Learning Prompts: Study guides and flashcard generation
MCP Servers
Integrations with external tools:
- GitHub MCP: Repository and issue management
- Slack MCP: Team communication
- Jira MCP: Issue tracking and project management
- Custom APIs: Connect to your tools
Skills
Reusable workflow definitions:
- Sprint Planning: Agile workflow automation
- Documentation Generation: Auto-create technical docs
- Task Aggregation: Compile tasks from multiple notes
- Status Reporting: Generate status updates
Browsing the Marketplace
Explore Categories
Browse extensions by type:
- All Extensions: View complete catalog
- Agents: Specialized AI personas
- Voice Agents: Voice-optimized agents
- Prompts: Reusable templates
- MCP Servers: External integrations
- Skills: Workflow definitions
Search and Filter
Find what you need:
- Keyword search: Search by name, description, tags
- Category filter: Filter by extension type
- Sort options: By popularity, recent, name
- Tag filtering: Find related extensions
Extension Details

Each extension shows:
- Description: What it does and why
- Author: Who created it
- Version: Current version and changelog
- Dependencies: Required extensions or tools
- Examples: Usage examples and screenshots
- Reviews: Community ratings and feedback
- Installation count: Popularity indicator
Installing Extensions
One-Click Install

Install extensions easily:
- Browse marketplace at
/extensions/ - Click on extension card
- Click “Install” button
- Confirm installation
- Extension is ready to use
Installation Process
What happens during installation:
- Download: Extension files downloaded
- Validation: Schema and security checks
- Placement: Files copied to vault
- Registration: Extension registered with plugin
- Activation: Extension activated and ready
Extension Updates
Keep extensions current:
- Update notifications: Alerts for new versions
- One-click updates: Update with single click
- Changelog preview: Review changes before updating
- Rollback: Revert to previous version if needed
Creating Extensions
Share your workflows with the community:
Step 1: Build Your Extension
Create your agent, skill, or prompt:
# extensions/my-agent/manifest.yaml
type: agent
name: project-manager-agent
version: 1.0.0
description: AI assistant for project management workflows
author: Your Name
icon: 📊
# Agent configuration
instructions: |
You are a project management expert. Help users:
- Track project status
- Manage tasks and milestones
- Generate status reports
- Coordinate team workflows
skills:
- task-management
- status-reporting
- sprint-planning
Step 2: Test Locally
Validate your extension:
- Install locally in your vault
- Test all workflows and edge cases
- Document usage and examples
- Add screenshots or demos
- Refine based on testing
Step 3: Prepare for Submission
Package your extension:
- Metadata: Complete manifest with all fields
- Documentation: README with usage examples
- Examples: Sample workflows and outputs
- License: Choose an open-source license
- Screenshots: Visual demonstrations
Step 4: Submit to Marketplace

Use the in-app submission wizard:
- Open Settings → Extensions → Submit Extension
- Select your extension files
- Fill in metadata (or let AI help)
- Preview submission
- Submit pull request to catalog
The wizard guides you through:
- File selection: Choose extension directory
- AI-assisted metadata: Generate descriptions, examples
- Validation: Ensure schema compliance
- Preview: Review before submission
- GitHub integration: Automated PR creation
Step 5: Maintenance
Keep your extension maintained:
- Respond to feedback: Address user questions
- Fix bugs: Resolve issues promptly
- Add features: Enhance based on requests
- Update dependencies: Keep compatible with new versions
Extension Quality Standards
High-quality extensions should:
- Clear purpose: Solve a specific, well-defined problem
- Good documentation: Examples, usage, troubleshooting
- Error handling: Graceful failures and user feedback
- Security: Safe operations, no malicious code
- Testing: Validated on real vaults
- Maintenance: Active author, responsive to issues
Popular Extensions
Productivity
- Daily Journal Agent: Automated daily notes
- Weekly Review Agent: Weekly reflection prompts
- Task Management Prompts: GTD workflows
Development
- Sprint Planning Skill: Agile workflow automation
- Code Documentation Agent: Generate technical docs
- GitHub Issue Manager: Link issues to notes
Content Creation
- Blog Post Template: Structured blog drafts
- Social Media Prompts: Content for social platforms
- Newsletter Agent: Compile newsletter content
Research
- Literature Review Agent: Academic research assistance
- Citation Manager: Bibliography management
- Research Notes Template: Structured research notes
Extension Security
Review Process
All extensions go through:
- Schema validation: Ensure proper structure
- Content review: Check for malicious code
- Testing: Validate functionality
- Documentation check: Ensure adequate docs
Security Best Practices
For extension users:
- Review code: Extensions are open source—review before installing
- Check author: Install from trusted authors
- Read permissions: Understand what extension can access
- Stay updated: Keep extensions current
For extension authors:
- No malicious code: Only safe, helpful operations
- Minimal permissions: Request only necessary access
- Secure secrets: Use SecretStorage for API keys
- Validate inputs: Check all user-provided data
Getting Started
Install Your First Extension
- Visit the Extension Marketplace
- Browse featured extensions
- Click on an interesting extension
- Read description and examples
- Click “Install”
- Try it out in a chat
Create Your First Extension
- Identify a repetitive workflow
- Create a simple agent or prompt
- Test in your vault
- Package with metadata
- Submit via Settings → Extensions → Submit
Share and Discover
- Join discussions: Engage with community
- Share workflows: Help others with your insights
- Request features: Suggest new extension ideas
- Contribute: Improve existing extensions
Community Guidelines
Be Respectful
- Credit authors: Acknowledge original creators
- Give feedback: Constructive reviews help improve
- Report issues: Help authors fix problems
- Collaborate: Work together to enhance ecosystem
Extension Etiquette
- Clear naming: Descriptive, searchable names
- Accurate descriptions: Don’t overpromise
- Working examples: Provide usable samples
- Responsive maintenance: Address issues promptly
Future Roadmap
Planned marketplace enhancements:
- Extension ratings: Community-driven quality scores
- Collections: Curated extension bundles
- Analytics: Installation and usage stats (opt-in)
- Verified authors: Trusted contributor badges
- Sponsorship: Support extension authors
- Localization: Extensions in multiple languages
Related Features
- Composable Workflows - Understanding skills and agents
- MCP Integrations - Building MCP integrations
- Agentic Vault Operations - Available operations